Polarized Light Cues Help Bats Find Their Way

July 23, 2014 12:40 AM

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Polarized Light Cues Help Bats Find Their Way

It's not all about echo location. As dusk descends, bats quickly set an "internal compass" using polarized light that will help them find their way at night, according to a recent study.

The study, published in the journal Nature Communications, details how bats calibrate their internal magnetic compass once daily using polarized light.

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